Which principle best explains how this thermometer works?
(1) A liquid changes to a gas when heated.
(2) A gas changes to a liquid when heated.
(3) A liquid expands when heated and contracts when cooled.
(4) A liquid contracts when heated and expands when cooled.

1) these are barrel shaped microtubules in most animal cells, that organize the spindles during cell division

How many neutrons does a atom of cobalt have?

What type of interaction occurs between the r groups of valine and isoleucine in a tertiary structure? view available hint(s) what type of interaction occurs between the r groups of valine and isoleucine in a tertiary structure? salt bridge disulfide bridge hydrogen bond hydrophobic interaction